MAKSIMOVIĆ, Jelena; SRETIĆ, Sanja. Principle of evidence of John Amos Comenius as a basis for the development of pedagogical research techniques and instruments. Siedleckie Zeszyty Komeniologiczne seria Pedagogika, [S. l.], v. 6, p. 243–256, 2019. Disponível em: https://czasopisma.uph.edu.pl/szk/article/view/1492. Acesso em: 20 cze. 2024.